Thermostat



FIG. 1 is a perspective view of a thermostat;

FIG. 2 is a front plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a bottom elevational view thereof;

FIG. 5 is a top elevational view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a back plan view thereof.

The broken line showing of structural features is included for thepurpose of illustrating non-claimed subject matter and forms no part ofthe claimed design.

The ornamental design for a thermostat, as shown and described.